Why rev engine before turning off

Install the app. Forum Thread. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser. Revving the engine before shutting it down? Status Not open for further replies. MXM I paid for this title. Joined Jun 9, Messages 5, Location Finland.

I noticed the host of "Victory by design" does it all the time. What's the point? Lots of these cars are turbocharged, and It's better to leave engine running for a while to let turbine cool down, not revving it before turning off. Am I wrong? Register a new account. Sign in Already have an account? Sign In Now. How close to wear indicators before changing tires? Damaged ignition coil.

Noise from front engine area suspension,maybe when hit bump with left turn Noise from front engine area suspension,maybe when hit bump with left turn. Forum Shortcuts General Car Discussion. Tips and Resources. Japanese Talk. Conti Talk. Tyres and Rims. New Age Polish. Most Active Discussions. New Posts Since Last Visit. All Participated Posts. All Latest Discussions. Latest New Threads. The practice is especially detrimental to turbocharged engines, as the turbo needs time to spool down before the ignition is turned off.

Even the engine's turbo will suffer from revving the engine unnecessarily. No need to pump the gas just to rev the engine. Catch more driving tips at Philkotse. Joseph holds a degree in Journalism from the University of the Philippines Diliman and has been writing professionally since If you switch off the engine immediately the turbo keeps spinning while oil supply is cut off.

While starting 1 min is recommended as by that time the turbo starts getting oil. As for the starting part, any engine wether petrol or diesel should not be revved up immediately after startup. The reason is that oil circulation takes time to happen. Thats the reason you have these so called magnetic oils Remeber castrol gtx magnetic which stick to engine walls reducing startup damage. So the truckers would revup their engines before stopping to charge up their batteries.

Keepin' Jeepin' Arka. One more reason can be when they turn the car off in non MPFI for starting it next time the fuel would be there in the pipe they wont require choke I have seen drivers rev baleno up like crazy before switching it off. Hard a stone on my heart while hearing it. Also idling before shutting down lets the oil near the turbo cool down. This was the only bugging thing about the Scorpio when I owned her for a year I'm fussy and used to idle her for seconds everytime before starting to move and before turning off the engine I've tried different lengths of idling time, but the hum is still there.